Renewal searches were done in film and artwork for the years 1966 and 1967 There were no listings for the title in film nor any for the title or United Artists in artwork. There's no evidence that copyright continues on the film, artwork or other items related to this film.
Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (70 years p.m.a.), Mainland China (50 years p.m.a., not Hong Kong or Macao), Germany (70 years p.m.a.), Mexico (100 years p.m.a.), Switzerland (70 years p.m.a.), and other countries with individual treaties.
{{Information |Description=Photo of Broderick Crawford, David Niven and Loretta Young from the 1939 film ''Eternally Yours''. |Source=[https://web.archive.org/web/20170811171929/http://www.tiquphoto.com/max/E1660b.jpg source] |Date=[http://www.imdb.com...